SAM47 INSTRUCTION SET KS57C2308/P2308/C2316/P2316
5-48
COM — Complement Accumulator
COM A
Operation: Operand Operation Summary Bytes Cycles
A Complement accumulator (A) 2 2
Description: The accumulator value is complemented; if the bit value of A is "1", it is changed to "0" and vice
versa.
Operand Binary Code Operation Notation
A 1 1 0 1 1 1 0 1
A ← A
0 0 1 1 1 1 1 1
Example: If the accumulator contains the value 4H (0100B), the instruction
COM A
leaves the value 0BH (1011B) in the accumulator.